2024年3月9日发(作者：)

closeConnection();

}

}

}

/**/

///

///

返回指定

sql

语句的

dataset

///

///

///

public static DataSet dataSet(string sqlstr, string path)

{

DataSet ds = new DataSet();

OleDbDataAdapter da = new OleDbDataAdapter();

try

{

openConnection(path);

dType = ;

dText = sqlstr;

Command = comm;

(ds);

}

catch (Exception e)

{

throw new Exception(e);

}

finally

{

closeConnection();

}

return ds;

}

/**/

///

///

返回指定

sql

语句的

dataset

///

///

///

public static void dataSet(string sqlstr, ref DataSet ds, string path)

{

OleDbDataAdapter da = new OleDbDataAdapter();

try

{

openConnection(path);

dType = ;

dText = sqlstr;

Command = comm;

(ds);

}

catch (Exception e)

{

throw new Exception(e);

}

finally

{

closeConnection();

}

}

/**/

///

///

返回指定

sql

语句的

datatable

///

///

///

public static DataTable dataTable(string sqlstr, string path)

{

{

DataTable dt = new DataTable();

OleDbDataAdapter da = new OleDbDataAdapter();

try

{

openConnection(path);

dType = ;

dText = sqlstr;

Command = comm;

(dt);

}

catch (Exception e)

{

throw new Exception(e);

}

finally

{

closeConnection();

}

return dt;

}

/**/

///

///

返回指定

sql

语句的

datatable

///

///

///

public static void dataTable(string sqlstr, ref DataTable dt, string path)

{

OleDbDataAdapter da = new OleDbDataAdapter();

try

{

openConnection(path);

dType = ;

dText = sqlstr;

Command = comm;

(dt);

}

catch (Exception e)

{

throw new Exception(e);

}

finally

{

closeConnection();

}

}

/**/

///

///

返回指定

sql

语句的

dataview

///

///

///

public static DataView dataView(string sqlstr, string path)

{

OleDbDataAdapter da = new OleDbDataAdapter();

DataView dv = new DataView();

DataSet ds = new DataSet();

try

{

openConnection(path);

dType = ;

dText = sqlstr;

Command = comm;

(ds);

dv = [0].DefaultView;

dv = [0].DefaultView;

}

catch (Exception e)

{

throw new Exception(e);

}

finally

{

closeConnection();

}

return dv;

}

}

}